If :0 is set, DISPLAY shouldn't be a problem. What error/output are you getting on executing xterm?
Cheers Sumanth On Wed, May 22, 2013 at 8:51 PM, Ignacio Garita <ignacio.gar...@gmail.com>wrote: > Thanks for the response, > > "echo $DISPLAY" returns > > :0 > > which I guess is the local display, so I suppose it is fine... I am > running no virtual machines so don't know if I need to set an ipaddress do > I? > > > > On Wed, May 22, 2013 at 9:27 PM, Sumanth Sathyanarayana > <suma...@onlab.us>wrote: > >> Hi Ignacio, >> >> If your DISPLAY is not set (echo $DISPLAY nothing comes), >> you should try setting it. >> Please set it something like below: >> export DISPLAY=<ipaddress of your operating sys>:0.0 >> and try if xterm opens! >> >> Cheers >> Sumanth >> >> >> On Wed, May 22, 2013 at 7:58 PM, Ignacio Garita <ignacio.gar...@gmail.com >> > wrote: >> >>> Hi all, >>> >>> I am trying to complete the openflow tutorial ( >>> http://www.openflow.org/wk/index.php/OpenFlow_Tutorial). I am running >>> Ubuntu 12.04 LTS, and did the native install instructions on the mininet >>> page, using git clone. I already have wireshark, pox, and other programs >>> installed (working succesfully). In the README.md file, I get I am running >>> Version 2.0.0 of Mininet. >>> >>> When I get to a part of the tutorial in which I execute this: >>> >>> mininet> xterm h1 h2 h3 >>> >>> Xterm windows just don't open or spawn. >>> >>> Previously I executed >>> >>> >sudo mn --topo single,3 --mac --switch ovsk --controller remote >>> >>> and the rest of the instructions. (so the nodes are there). >>> >>> When in a normal Ubuntu terminal I type >>> >>> xterm >>> >>> An xterm window opens, so I think Xserver is running and xterm is >>> working. It is the "pseudo" xterm used by mininet that seems failing, this >>> on Ubuntu 12.04 (no virtual machines...). >>> >>> I tried this on a previous version of mininet , and the xterm windows >>> did spawn, but on the newer version, it seems they are not wokring. I tried >>> this on two different computers running Ubuntu 12.04, to no avail. >>> >>> >>> Thanks, >>> >>> >>> Ignacio Garita >>> >>> >>> >>> >>> >>> >>> _______________________________________________ >>> openflow-discuss mailing list >>> openflow-discuss@lists.stanford.edu >>> https://mailman.stanford.edu/mailman/listinfo/openflow-discuss >>> >>> >> >
_______________________________________________ openflow-discuss mailing list openflow-discuss@lists.stanford.edu https://mailman.stanford.edu/mailman/listinfo/openflow-discuss
